the chanting or recitation of a magic verse or formula.
8.
a verse or formula credited with magical power.
9.
Physics. a quantum number assigned the value +1 for one kind of quark, −1 for its antiquark, and 0 for all other quarks. Symbol: C Compare charmed quark.
Origin: 1250–1300; Middle English charme < Old French < Latin carminem, accusative of carmen song, magical formula < *canmen (by dissimilation), equivalent to can(ere) to sing + -men noun suffix
c.1300, from O.Fr. charme "incantation," from L. carmen "song, verse, enchantment," from canere "to sing" (see chant), with dissimilation of -n- to -r- before -m-. The notion is of chanting or reciting verses of magical power. Sense of "pleasing quality" first recorded 1598.
One of the flavors of quarks, contributing to the charm number—a quantum number—for hadrons.
A charmed particle is a particle that contains at least one charmed quark or charmed antiquark. The charmed quark was hypothesized to account for the longevity of the J/psi particle and to explain differences in the behavior of leptons and hadrons. See more at flavor.